Step by step
The question
Question: write 99 in words.
Write 99 in words
1 Split into tens and ones
99 is 9 tens and 9 ones.
That is 90 and 9.
99 = 90 + 9
2 Say each part
90 is ninety.
90 → ninety
9 is nine.
9 → nine
3 Write the word
We join them with a dash: ninety-nine.
= ninety-nine
4 Check
We read it back.
Ninety is 90, nine is 9.
Together 99.
Yes!
It works.
ninety-nine → 90 + 9 = 99
Let's look back.
First: split into tens and ones.
Then: say each part.
Then: write the word.
Last: check.
Answer
= ninety-nine